GB2497936B - Method and device for controlling a video projector in a video projection system comprising multiple video projectors - Google Patents

Method and device for controlling a video projector in a video projection system comprising multiple video projectors

Info

Publication number
GB2497936B
GB2497936B GB1122084.5A GB201122084A GB2497936B GB 2497936 B GB2497936 B GB 2497936B GB 201122084 A GB201122084 A GB 201122084A GB 2497936 B GB2497936 B GB 2497936B
Authority
GB
United Kingdom
Prior art keywords
video
controlling
projection system
projectors
projector
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
GB1122084.5A
Other versions
GB2497936A (en
GB201122084D0 (en
Inventor
Falk Tannhauser
Pascal Rousseau
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Inc
Original Assignee
Canon Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Canon Inc filed Critical Canon Inc
Priority to GB1122084.5A priority Critical patent/GB2497936B/en
Publication of GB201122084D0 publication Critical patent/GB201122084D0/en
Priority to US13/722,745 priority patent/US9039194B2/en
Publication of GB2497936A publication Critical patent/GB2497936A/en
Application granted granted Critical
Publication of GB2497936B publication Critical patent/GB2497936B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3191—Testing thereof
    • H04N9/3194—Testing thereof including sensor feedback
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3141—Constructional details thereof
    • H04N9/3147—Multi-projection systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3179—Video signal processing therefor
    • H04N9/3188—Scale or resolution adjustment
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/147—Optical correction of image distortions, e.g. keystone
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B33/00—Colour photography, other than mere exposure or projection of a colour film
    • G03B33/10—Simultaneous recording or projection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/16—Picture reproducers using cathode ray tubes
    • H04N9/28—Arrangements for convergence or focusing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3179—Video signal processing therefor
    • H04N9/3185—Geometric adjustment, e.g. keystone or convergence

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Projection Apparatus (AREA)
  • Controls And Circuits For Display Device (AREA)
  • Transforming Electric Information Into Light Information (AREA)
GB1122084.5A 2011-12-22 2011-12-22 Method and device for controlling a video projector in a video projection system comprising multiple video projectors Expired - Fee Related GB2497936B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB1122084.5A GB2497936B (en) 2011-12-22 2011-12-22 Method and device for controlling a video projector in a video projection system comprising multiple video projectors
US13/722,745 US9039194B2 (en) 2011-12-22 2012-12-20 Method and device for controlling a video projector in a video projection system comprising multiple video projectors

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1122084.5A GB2497936B (en) 2011-12-22 2011-12-22 Method and device for controlling a video projector in a video projection system comprising multiple video projectors

Publications (3)

Publication Number Publication Date
GB201122084D0 GB201122084D0 (en) 2012-02-01
GB2497936A GB2497936A (en) 2013-07-03
GB2497936B true GB2497936B (en) 2015-04-08

Family

ID=45572855

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1122084.5A Expired - Fee Related GB2497936B (en) 2011-12-22 2011-12-22 Method and device for controlling a video projector in a video projection system comprising multiple video projectors

Country Status (2)

Country Link
US (1) US9039194B2 (en)
GB (1) GB2497936B (en)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5924020B2 (en) * 2012-02-16 2016-05-25 セイコーエプソン株式会社 Projector and projector control method
GB2499635B (en) * 2012-02-23 2014-05-14 Canon Kk Image processing for projection on a projection screen
US9298071B2 (en) * 2012-07-12 2016-03-29 Cj Cgv Co., Ltd. Multi-projection system
JP2015026992A (en) * 2013-07-26 2015-02-05 株式会社リコー Projection system, image processing device, projection method, and program
KR102170101B1 (en) 2014-02-24 2020-10-26 삼성전자주식회사 Display apparatus, mobile apparaus, system and image quality matching method thereof
JP2015206950A (en) * 2014-04-22 2015-11-19 ソニー株式会社 Information processing device, information processing method, program, adjustment device and image display system
JP6658520B2 (en) 2014-07-01 2020-03-04 ソニー株式会社 Image processing apparatus and method
US9473709B2 (en) * 2014-09-18 2016-10-18 Optoma Corporation Image blending system and method for image blending
JP6525612B2 (en) * 2015-01-30 2019-06-05 キヤノン株式会社 Image projection device
JPWO2016204068A1 (en) * 2015-06-19 2018-04-26 ソニー株式会社 Image processing apparatus, image processing method, and projection system
JP6594170B2 (en) * 2015-11-12 2019-10-23 キヤノン株式会社 Image processing apparatus, image processing method, image projection system, and program
US9578295B1 (en) * 2015-12-18 2017-02-21 Canon Kabushiki Kaisha Calibration feature masking in overlap regions to improve mark detectability
JP6719240B2 (en) * 2016-03-22 2020-07-08 株式会社五藤光学研究所 Image projection apparatus and planetarium apparatus using the same
CN110099264B (en) * 2016-03-28 2021-08-03 麦克赛尔株式会社 Projection type image display device
SG11201810918PA (en) 2016-06-14 2019-01-30 Razer Asia Pacific Pte Ltd Image processing devices, methods for controlling an image processing device, and computer-readable media
TWI592020B (en) * 2016-08-23 2017-07-11 國立臺灣科技大學 Image correction method of projector and image correction system
US9756303B1 (en) * 2016-12-30 2017-09-05 Texas Instruments Incorporated Camera-assisted automatic screen fitting
US11176644B2 (en) * 2017-06-16 2021-11-16 Hewlett-Packard Development Company, L.P. Keystone corrections with quadrilateral objects
CN109587458B (en) * 2017-09-29 2021-10-15 中强光电股份有限公司 Projection system and automatic setting method thereof
CN109587459B (en) 2017-09-29 2021-07-06 中强光电股份有限公司 Projection system and automatic setting method thereof
CN109587457A (en) 2017-09-29 2019-04-05 中强光电股份有限公司 Optical projection system and its automatic setting method
TWI737138B (en) * 2020-01-22 2021-08-21 明基電通股份有限公司 Projector recommendation method and projector recommendation system
CN117041508B (en) * 2023-10-09 2024-01-16 杭州罗莱迪思科技股份有限公司 Distributed projection method, projection system, equipment and medium

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060104541A1 (en) * 2004-11-15 2006-05-18 Baker Henry H Methods and systems for producing seamless composite images without requiring overlap of source images
US7133570B1 (en) * 2003-02-06 2006-11-07 Correlated Solutions, Inc. Calibrated sensor and method for calibrating same
US20090245690A1 (en) * 2008-03-26 2009-10-01 City University Of Hong Kong Auto-calibration method for a projector-camera system
US20110216284A1 (en) * 2010-03-02 2011-09-08 Canon Kabushiki Kaisha Automatic mode switching between single and multiple projectors

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1118210A4 (en) * 1998-10-02 2006-08-23 Macronix Int Co Ltd Method and apparatus for preventing keystone distortion
US7352913B2 (en) * 2001-06-12 2008-04-01 Silicon Optix Inc. System and method for correcting multiple axis displacement distortion
US6733138B2 (en) * 2001-08-15 2004-05-11 Mitsubishi Electric Research Laboratories, Inc. Multi-projector mosaic with automatic registration
US6974217B2 (en) * 2002-03-20 2005-12-13 Seiko Epson Corporation Projector executing keystone correction
US7119833B2 (en) * 2002-12-03 2006-10-10 University Of Kentucky Research Foundation Monitoring and correction of geometric distortion in projected displays
US7125122B2 (en) * 2004-02-02 2006-10-24 Sharp Laboratories Of America, Inc. Projection system with corrective image transformation
EP1800496A1 (en) * 2004-09-24 2007-06-27 Tte Technology, Inc. System and method for optical calibration of a picture modulator
JP4363354B2 (en) * 2005-04-06 2009-11-11 セイコーエプソン株式会社 Distortion correction processing for projectors
US20070182940A1 (en) * 2006-02-09 2007-08-09 Hiromi Asai Projection display apparatus
JP5247005B2 (en) * 2006-04-27 2013-07-24 キヤノン株式会社 Image projection apparatus and image display system
US7854518B2 (en) * 2006-06-16 2010-12-21 Hewlett-Packard Development Company, L.P. Mesh for rendering an image frame
US8406562B2 (en) * 2006-08-11 2013-03-26 Geo Semiconductor Inc. System and method for automated calibration and correction of display geometry and color
JP2010130225A (en) * 2008-11-26 2010-06-10 Seiko Epson Corp Projection display device and adjustment method for projection
US8328365B2 (en) * 2009-04-30 2012-12-11 Hewlett-Packard Development Company, L.P. Mesh for mapping domains based on regularized fiducial marks
JP5257616B2 (en) * 2009-06-11 2013-08-07 セイコーエプソン株式会社 Projector, program, information storage medium, and trapezoidal distortion correction method
JP5428600B2 (en) * 2009-07-09 2014-02-26 セイコーエプソン株式会社 Projector, image projection system, and image projection method
JP5424829B2 (en) * 2009-11-18 2014-02-26 キヤノン株式会社 Image projection device
JP2011237482A (en) * 2010-05-06 2011-11-24 Canon Inc Image projection device

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7133570B1 (en) * 2003-02-06 2006-11-07 Correlated Solutions, Inc. Calibrated sensor and method for calibrating same
US20060104541A1 (en) * 2004-11-15 2006-05-18 Baker Henry H Methods and systems for producing seamless composite images without requiring overlap of source images
US20090245690A1 (en) * 2008-03-26 2009-10-01 City University Of Hong Kong Auto-calibration method for a projector-camera system
US20110216284A1 (en) * 2010-03-02 2011-09-08 Canon Kabushiki Kaisha Automatic mode switching between single and multiple projectors

Also Published As

Publication number Publication date
GB2497936A (en) 2013-07-03
GB201122084D0 (en) 2012-02-01
US9039194B2 (en) 2015-05-26
US20130169888A1 (en) 2013-07-04

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20221222